Rotary tool



FIG. 1 is a right rear perspective new of the present new design for a rotary tool;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right elevational view thereof;

FIG. 4 is a left elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines showing various features of a rotary tool are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a rotary tool, as shown and described. 